S-90475A170 1"-8 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from the black-oxide steel finish, extending service life in harsh industrial environments.
• Reduced weight and material usage with a thin profile design, ideal for space-constrained assemblies without sacrificing strength.
• Efficient installation and high torque capability enabled by the external hex drive, ensuring secure fastening with standard tools.
• Reliable thread engagement with Class 2B fit and coarse UNC thread, providing consistent performance and reducing cross-threading risks.
• Broad compatibility with 1"-8 UNC coarse threaded components, making it versatile for various industrial applications.
• Compliance with stringent environmental regulations including RoHS 3 and REACH, ensuring safety and sustainability in global supply chains.
• Durable construction from high-grade steel, offering excellent load-bearing capacity for heavy-duty mechanical uses.

Professional Applications & Engineering Value

This 1"-8 UNC thin hex nut is engineered to address common challenges in industrial settings, such as corrosion-induced failure and assembly inefficiency. The black-oxide steel material provides a protective layer that significantly enhances corrosion resistance, making it suitable for outdoor equipment, automotive systems, and machinery exposed to moisture or chemicals. Its thin hex nut profile reduces weight and saves space, which is critical in compact designs like conveyor systems or structural frameworks. The coarse thread and Class 2B thread fit ensure quick, reliable fastening with minimal risk of stripping, improving productivity in high-volume assembly lines. Additionally, the external hex drive allows for easy torque application with standard wrenches, streamlining maintenance and reducing downtime in demanding applications such as construction and manufacturing.

Specification Summary & Compliance

This hex nut adheres to precise dimensional standards, including a Class 2B thread fit for consistent performance and UNC coarse threads (1"-8) that meet industry specifications for compatibility. The manufacturing ensures tight tolerances in width (1 1/2") and height (35/64") for reliable integration. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in regulated industrial environments without hazardous substances.